Rewood City, Calif. — October 4, 2012 —Qualys, Inc. (NASDAQ: QLYS), a pioneer and leading provider of cloud security and compliance solutions, today announced that its QualysGuard Vulnerability Management (VM) solution won the 2012 ISM Reader’s Choice Awards in the best of vulnerability management category. In its seventh consecutive year of Reader’s Choice Awards, TechTarget ISM subscribers were surveyed to determine the best information technology (IT) security products. More than 2,000 subscribers participated this year, rating hundreds of security products in 14 different categories.

“Our readers are the most knowledgeable and active technology professionals working in IT today. Their ratings reflect extensive technical experience and practical application of the products,” said TechTarget Vice President and publisher of security media, Doug Olender. “These awards are designed to help serious technology buyers understand the products available to solve their IT security challenges.”

Information Security Magazine subscribers were asked, in an online survey, to select the products currently used in their organization, rate those products based on criteria specific to each category, and indicate the importance of each criterion. Winners were determined by the cumulative weighted responses for each product category criteria.

“We are honored to be named once again as the best vulnerability management solution by Information Security readers,” said Philippe Courtot, chairman and CEO for Qualys. “We’d like to thank our customers and partners for their support and feedback that drives us to innovate and continue to improve our solutions.”

QualysGuard Vulnerability Management, or QualysGuard VM, is an industry leading and award-winning solution that automates network auditing and vulnerability management across an organization, including network discovery and mapping, asset management, vulnerability reporting and remediation tracking. Driven by Qualys’ comprehensive KnowledgeBase of known vulnerabilities, QualysGuard VM enables cost-effective protection against vulnerabilities without substantial resource deployment.

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About Qualys

Qualys, Inc. (NASDAQ: QLYS), is a pioneer and leading provider of cloud security and compliance solutions with over 5,800 customers in more than 100 countries, including a majority of each of the Forbes Global 100 and Fortune 100. The QualysGuard Cloud Platform and integrated suite of solutions helps organizations simplify security operations and lower the cost of compliance by delivering critical security intelligence on demand and automating the full spectrum of auditing, compliance and protection for IT systems and web applications. Founded in 1999, Qualys has established strategic partnerships with leading managed service providers and consulting organizations including BT, Dell SecureWorks, Fujitsu, IBM, NTT, Symantec, Verizon, and Wipro. The company is also a founding member of the Cloud Security Alliance (CSA).